Let m(t) = -t**2 - 13*t - 11. Let r be m(-9). Suppose -c - 4*c = r. Let o = -5 - c. Solve o = -4*y - 13 - 7 for y.

-5

Suppose -3 = 3*a + d - 2*d, d = -4*a + 3. Solve 5*u - 25 = -a*u for u.

5

Suppose -2*r - 5*l + 7 = 0, -l = 5*r - 0*l - 29. Solve 0 = -3*o + r - 0 for o.

2

Let h(d) be the third derivative of d4⁄24 + 7*d3⁄6 - 2*d**2. Let y = 3 - 8. Let g be h(y). Solve -4*s + 14 = -g for s.

4

Let v = 5 + -9. Let d be 2 + v - (-1 - 1). Let n© = c**2 - 4. Let u be n(-3). Solve d = -y + u*y for y.

0

Suppose 3 = 7*r - 18. Solve 0 = -0*o + r*o - 12 for o.

4

Suppose 2*m = -n - 18, 2*m + 0*n + 24 = -4*n. Let q be 2 + -3*m/4. Suppose -2*c + 7*c = 4*o + 3, -o = -c. Solve q = -z + o for z.

-5

Let q(f) = -2*f - 1. Let y be q(-3). Let w© = -27*c - 15. Let n(h) = 13*h + 7. Let z® = -13*n® - 6*w®. Let j be z(-1). Solve -19 = y*b + j for b.

-5

Let s(x) = x - 5. Let r be s(5). Solve -u + 2 + 2 = r for u.

4

Suppose -3 = f - 5. Solve -d - f = -2*d for d.

2